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<div class="article-author">
<div class="individual-author">Marla Broadfoot is a freelance science writer who lives in Wendell, North Carolina. She has a PhD in genetics and molecular biology. Follow her <a href="https://twitter.com/mvbroadfoot?lang=en">@mvbroadfoot</a> and see more of her work at <a href="https://www.marlabroadfoot.com/">marlabroadfoot.com</a>.</div>
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Marla Broadfoot

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